[OSRM-talk] Pre-procesing planet.pbf with 128Gb RAM

Jose Florido joseflorido at gmail.com
Tue Mar 6 03:28:36 UTC 2018


Thanks!  So that means we cannot use the provided node binaries, right?

Do you think that 192 gb of RAM + swap would be enough to be able to do
preparation without STXXL enabled?

Thanks!
Jose


On Mon, Mar 5, 2018, 19:09 Daniel Patterson <daniel at mapbox.com> wrote:

> Hi Jose,
>
>   128GB is not enough to do *everything* in RAM - over 300GB of data is
> generated during some phases.
>
>   You'll probably want to do a custom build of OSRM and enable STXXL with
> `cmake -DENABLE_STXXL=ON ..`.  This will build OSRM with the ability to do
> optimized data-to-disk swapping using the "libstxxl" library, which is
> faster than just using regular swap space.
>
> daniel
>
> On Mon, Mar 5, 2018 at 11:44 AM, Jose Florido <joseflorido at gmail.com>
> wrote:
>
>> Hi!
>>
>> Is it possible to pre-process the planet file with OSRM 5.16.2 and
>> only 128Gb ram? We do have a large SSD disk and pre processing doesn’t
>> need to be super fast.
>>
>> Thanks!
>> Jose
>>
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>
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